bump pinecone-ts-client to latest, change default namespace detection

[austin-denoble]

Problem

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Solution

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Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update
• Infrastructure change (CI configs, etc)
• Non-code change (docs, etc)
• None of the above: (explain here)

Test Plan

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[github-actions]

Coverage Report

Status	Category	Percentage	Covered / Total
🔵	Lines	100% (🎯 100%)	330 / 330
🔵	Statements	100% (🎯 100%)	330 / 330
🔵	Functions	100% (🎯 100%)	18 / 18
🔵	Branches	97.05% (🎯 100%)	33 / 34

File Coverage

File	Stmts	Branches	Functions	Lines	Uncovered Lines
Changed Files
src/query.ts	100%	66.66%	100%	100%

Generated in workflow #40 for commit 75f13d0 by the Vitest Coverage Report Action